19767670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2083}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 38862432

約数和(自身を除く): 19094762

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 2083, 4166, 4745, 9490, 10415, 20830, 27079, 54158, 135395, 152059, 270790, 304118, 760295, 1520590, 1976767, 3953534, 9883835, 19767670]

約数ペア:

[(1, 19767670), (2, 9883835), (5, 3953534), (10, 1976767), (13, 1520590), (26, 760295), (65, 304118), (73, 270790), (130, 152059), (146, 135395), (365, 54158), (730, 27079), (949, 20830), (1898, 10415), (2083, 9490), (4166, 4745)]